Geological Bulletin, Volume 12University of Peshawar, 1979 - Geology |
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Page 24
The grains are subangular to subrounded and are bounded together by loose
calcareous cement. The sandstones also contain clay, and at some stratigraphic
levels clay and silt are the dominant constituents of the sandstones. Micaceous ...
The grains are subangular to subrounded and are bounded together by loose
calcareous cement. The sandstones also contain clay, and at some stratigraphic
levels clay and silt are the dominant constituents of the sandstones. Micaceous ...
Page 26
... thin bedded, contains intercalations of shale near the top, jointed, slightly
micaceous, small amounts of clayey minerals also present Siltstone-shale, olive,
at places maroon, very fine grained, laminated, thick bedded, abundant iron
leaching, ...
... thin bedded, contains intercalations of shale near the top, jointed, slightly
micaceous, small amounts of clayey minerals also present Siltstone-shale, olive,
at places maroon, very fine grained, laminated, thick bedded, abundant iron
leaching, ...
Page 27
Sandstone, brownishred, fine grained, quartz grains subangular, thin bedded,
micaceous, abundant iron oxide pigmentation, near the top contains green shaly
intercalations, loosely cemeuted, ealcitic and iron oxide (?) cement Micaceous ...
Sandstone, brownishred, fine grained, quartz grains subangular, thin bedded,
micaceous, abundant iron oxide pigmentation, near the top contains green shaly
intercalations, loosely cemeuted, ealcitic and iron oxide (?) cement Micaceous ...
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Contents
and the Baghanwala Formation | 1 |
Khewra Gorge Khewra Jehlutn District | 11 |
Mineral Poliey with special reference | 41 |
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Common terms and phrases
anhedral Baghanwala Formation basal basin biotite calcarenite calcareous cement calcilutite texture calcisiltite texture calcite Cambrian carbonate and limonite carbonate matrix carbonate minerals Cementing material characterized by calcarenite chlorite clayey cement colour Compactibility corroded boundaries cross-bedding cubic pseudomorphs deposition detrital Dolomitic limestone environments feldspar fossils freely circulated Geology of India Ghundai Sar glauconite granoblastic highly corroded indicate interbeddings intercalations iron oxide iron oxide pigmentation Jehlum KHAN Khewra Gorge Khussak Formation Khyber Agency laminated layers less corroded long shore currents marine water maroon material is carbonate metamorphism mica micaceous mineral sector Minerals are anhedral mud cracks Muscovite non-clastic observed Pakistan Peshawar PETROGRAPHY Plagioclase porosity pseudomorphs Punjab quartz quartz grains recrystallized ripple marks rock texture salt crystals Salt Range sandstone sedimentary rocks sedimentary structures sediments shale siltstone slides stable shelf area strata stratification stratigraphic stratigraphic levels stylolites texture is metamorphic thin bedded Thin Section Tobra Formation underlying Jutana Dolomite Univ upper worm burrows